85855560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:771

約数の個数: 128

約数和(自身を含む): 296524800

約数和(自身を除く): 210669240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 179, 210, 280, 358, 420, 537, 571, 716, 840, 895, 1074, 1142, 1253, 1432, 1713, 1790, 2148, 2284, 2506, 2685, 2855, 3426, 3580, 3759, 3997, 4296, 4568, 5012, 5370, 5710, 6265, 6852, 7160, 7518, 7994, 8565, 10024, 10740, 11420, 11991, 12530, 13704, 15036, 15988, 17130, 18795, 19985, 21480, 22840, 23982, 25060, 30072, 31976, 34260, 37590, 39970, 47964, 50120, 59955, 68520, 75180, 79940, 95928, 102209, 119910, 150360, 159880, 204418, 239820, 306627, 408836, 479640, 511045, 613254, 715463, 817672, 1022090, 1226508, 1430926, 1533135, 2044180, 2146389, 2453016, 2861852, 3066270, 3577315, 4088360, 4292778, 5723704, 6132540, 7154630, 8585556, 10731945, 12265080, 14309260, 17171112, 21463890, 28618520, 42927780, 85855560]

約数ペア:

[(1, 85855560), (2, 42927780), (3, 28618520), (4, 21463890), (5, 17171112), (6, 14309260), (7, 12265080), (8, 10731945), (10, 8585556), (12, 7154630), (14, 6132540), (15, 5723704), (20, 4292778), (21, 4088360), (24, 3577315), (28, 3066270), (30, 2861852), (35, 2453016), (40, 2146389), (42, 2044180), (56, 1533135), (60, 1430926), (70, 1226508), (84, 1022090), (105, 817672), (120, 715463), (140, 613254), (168, 511045), (179, 479640), (210, 408836), (280, 306627), (358, 239820), (420, 204418), (537, 159880), (571, 150360), (716, 119910), (840, 102209), (895, 95928), (1074, 79940), (1142, 75180), (1253, 68520), (1432, 59955), (1713, 50120), (1790, 47964), (2148, 39970), (2284, 37590), (2506, 34260), (2685, 31976), (2855, 30072), (3426, 25060), (3580, 23982), (3759, 22840), (3997, 21480), (4296, 19985), (4568, 18795), (5012, 17130), (5370, 15988), (5710, 15036), (6265, 13704), (6852, 12530), (7160, 11991), (7518, 11420), (7994, 10740), (8565, 10024)]